baber/WOPTO huggingface dataset:
Patent JP-2002043733-A (JP)
Title: Reflow soldering apparatus
Inventor: TSURUSAKI ARATA
IPC: B23K101/42
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a reflow soldering apparatus which has simple structure, reduces cost, and simulates the temperature profile in a reflow section to flatten the profile so that lead-free cream solders can be used for global environment conversation. SOLUTION: A reflow section 12 has a hot-air blowing member 24 in order to blow out hot-air HW to solder regions on a first surface 310 of a printed circuit board P. A total opening area of a plurality of first openings 24a is set to larger than the total opening area of a plurality of second openings 24b, where the first openings 24a and the second openings 24b are formed at a front half area 400 and a latter half area of the hot-air blowing member 24, respectively, to blow out the hot-air HW in the direction T to the printed circuit board P at the reflow section 12.
Patent JP-2002044776-A (JP)
Title: Radio transmission system for sound
Inventor: NAGAO KYOKO
IPC: G06F3/00
Filed: 2000-07-25
Abstract: PROBLEM TO BE SOLVED: To allow listening to a music source of a personal computer through audio equipment in high sound quality with avoiding any necessity for a built-in sound board for specified interface support and any necessity of cable layout. SOLUTION: A radio transmission system for sound comprises a personal computer standard interface adapting to a multi-action allowing a music source transmission and an audio control, a conversion part to receive the music source from the personal computer and to convert it into radio data supported by common audio equipment, a transmission part to transmit the data received from the conversion part in a radio signal, a control part to control audio related parts or the like of the computer and a transmission system control part to control the system.
Patent JP-2002048399-A (JP)
Title: Heat pump hot water supply apparatus
Inventor: YAMAGUCHI TAKAHIRO
IPC: F24H1/00
Filed: 2000-07-31
Abstract: PROBLEM TO BE SOLVED: To provide a heat pump hot water supply apparatus in which a circulation path is protected surely against freeze without using hot water in a hot water storage tank. SOLUTION: The heat pump hot water supply apparatus comprises a hot water storage tank 1, and a circulation path 4 connecting a water intake port 2 provide on the bottom side of the hot water storage tank 1 and a hot water supply port 3 provided on the top side of the hot water storage tank 1. A pump 5 and a heat exchanging path 6 are provided in a circulation path 4, the heat exchanging path 6 is heated by a heat pump heating source, not yet heated water from the water intake port 2 is boiled up to a specified temperature by the heat exchanging path 6 and hot water of specified temperature is returned back to the hot water supply port 3 in hot water supply operation.  The heat pump hot water supply apparatus further comprises a circuit 17 for bypassing the water intake port 2 and the hot water supply port 3, and means 19 for making a switch between a state capable of hot water supply operation and a water circulation state passing through the bypass circuit 17. A control means makes a decision whether anti-freeze is required or not when hot water supply operation is stopped and if anti-freeze operation is required, the switching means 19 is operated to bring about the water circulation state and the pump 5 is driven.
Patent JP-2002047342-A (JP)
Title: Polyester block copolymer composition and method for manufacturing the same
Inventor: SAKANE MASANORI
IPC: C08G63/46
Filed: 2000-08-01
Abstract: PROBLEM TO BE SOLVED: To provide a polyester block copolymer composition having a good moldability applicable without difficulty to various molding processes such as blow molding, good thermal resistance and rubber-like elasticity. SOLUTION: Crystalline aromatic polyesters and lactones are reacted to form polyester block copolymers, where at least one of polyfunctional compounds having three or more of carboxyl groups, hydroxyl groups and/or their eater forming groups in a molecule is added in 0.1 to 200 mole % based on 100 mole % of the crystalline aromatic copolymers. To 100 pts.wt. of the polyester block copolymers, one of epoxy compounds having at least one epoxy group is blended in a range of 0.1 to 5.0 pts.wt. and melt blended and further heated in a solid phase to obtain the polyester block copolymer composition.
Patent JP-2002051311-A (JP)
Title: Continuous object reproducer
Inventor: KATAYAMA OSAMU
IPC: G06T13/00
Filed: 2000-08-02
Abstract: PROBLEM TO BE SOLVED: To obtain a continuous object reproducer in which a plurality of moving images or documents can be reproduced without interruption when they are reproduced by switching. SOLUTION: The continuous object reproducer comprises means 101 for storing the digital data of an object, two means 102, 103 for reproducing an object by storing that data, means 105 for storing a scenario comprising a plurality of scenes, i.e., reproducing sections where mutual objects have no continuity, means 107 for detecting the object of next scene by reading ahead a scene, a storage control means 104 for storing the data of that object in a reproducing means not under reproduction, a switch means 109 for selecting the output from a reproducing means under reproduction, means 110 for displaying a selected output, and means 111 for controlling each section. When one reproduction mean is reproducing, the other reproducing means stores data being reproduced in the next scene and that operation is repeated.  Interruption can be eliminated at a point of switching time when a plurality of moving images are reproduced by sequentially switching.
Patent JP-2001106757-A (JP)
Title: Two-pack type polyurethane composition and method for producing the same
Inventor: KAWANABE HISASHI
IPC: C08G18/32
Filed: 2000-08-03
Abstract: PROBLEM TO BE SOLVED: To obtain a two-pack type polyurethane composition developing excellent thixotropic properties immediately after compounding a main agent with a curing agent, enabling executions under various conditions such as mechanical execution, hand coating execution, etc., suitable as a sealing material, having excellent sag resistance and physical properties. SOLUTION: This two-pack type polyurethane composition is a two-pack type polyurethane composition obtained from the main agent comprising an isocyanate group-containing compound and the curing agent comprising an active hydrogen-containing compound. The main agent and the curing agent substantially contains no thixotropy imparter. The mixture of the main agent and the curing agent has a specific thixotropy development time and a specified slump property. The active hydrogen compound has a prescribed flash point. The two-pack type polyurethane composition has a change in mass before and after boiling in boiling water under specific conditions in a specific range.
Patent JP-2002047327-A (JP)
Title: Polyurethane resin and printing ink
Inventor: MATSUMOTO TSUKASA
IPC: C09D11/102
Filed: 2000-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a polyurethane resin and printing ink having an excellent adhesion with a polyolefin film and required quality characteristics equal to those of an ink containing a conventional polyurethane resin. SOLUTION: The polyurethane resin is obtained by reacting a diisocyanate compound with a compound containing an activated hydrogen group at least shown in the following general formula (1). The printing ink containing the resin is also provided.
Patent JP-2002048814-A (JP)
Title: Shock sensor
Inventor: YANO SADAFUMI
IPC: H01H35/14
Filed: 2000-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a shock sensor which has a proper switching operation property according to the magnitude of an acceleration due to a shock and whose stability and reliability are enhanced in the fundamental operation of an air bag system which can control the expansion of an air bag without any malfunction. SOLUTION: In the shock sensor 13, a pair of reed switches 6a, 6b whose constitutions are mutually identical and which comprise independent signal output systems are arranged in positions in which their contact parts become a closed state so as to correspond to accelerations of different magnitudes, and their sensor sensitivities are different. When a weak acceleration is generated due to the shock, a ring-shaped magnet 7 is moved by overcoming an urging force by a spring 8, it is brought close to only the reed switch 6a, and only the contact part of the reed switch 6a is set to a closed state. When a strong acceleration is generated due to the shock, the ring-shaped magnet 7 is brought close to the reed switches 6a, 6b, and the contact parts of the reed switches 6a, 6b are set to a closed state.
Patent JP-2002047799-A (JP)
Title: Constructing method of concrete structure
Inventor: OKAMOTO SHUICHI
IPC: B28B13/02
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To provide a constructing method of concrete structure which can control the orientation of fibers of fiber reinforced concrete. SOLUTION: According to the constructing method of concrete structure which is carried out by pouring the fiber reinforced concrete from a discharge portion into a form, current plates attached to the discharge portion are arranged at intervals in a direction almost orthogonal to a discharging direction of the concrete such that the mutually facing current plates are almost in parallel with each other. Then, the fiber reinforced concrete is poured while the discharge portion is moved in a predetermined direction. Herein, the discharge portion to which the current plates are attached may be tapered toward the discharging direction.
Patent JP-2002046614-A (JP)
Title: Train existence managing system and method for train traffic system
Inventor: KANAYAMA DOO
IPC: G06Q50/00
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To provide a train traffic system to sense the train existing situation on the line on the basis of the discontinuous sensing system, whereby certain and proper train existence management based upon a closed control is conducted when the system is to be started. SOLUTION: The train traffic system includes a train existence managing system in which antennae to sense the train existing situation via communications and indicate whether any train is permitted to run or not are installed discontinuously along the track on which trains run. This system is equipped with a means to set all antennae to the signal condition exhibiting the stop of the train (Step S1) when the system is to be started, means to confirm the locations of all trains on the track via the antennae (Steps S2 and S1), and means to manage upon confirmation, the signal indicating condition of each antenna in accordance with the train existing situation of all trains (Steps S4 and S6). For each closed division, closed control based upon the 'Stop' position of the train is conducted.
Patent JP-2002048862-A (JP)
Title: Detecting device for movement direction of moving body
Inventor: NISHIBORI NORIYUKI
IPC: H04W4/04
Filed: 2000-08-07
Abstract: PROBLEM TO BE SOLVED: To improve the reliability of the detection of the traveling direction of a train without misdetection even when the train moves back before passing through the communication range of an interrogator. SOLUTION: The train is fitted with two transponders 12 and 13 at an interval and one interrogator is provided on the ground side; and the interval between the transponders 12 and 13 is so that when one transponder has passed through the communication range of the interrogator, the other enters the communication range. When the train 11 passes by the interrogator point, the train traveling direction is decided from the order of the transponders 12 and 13 received by the interrogator side and the peak of a correlation value is monitored to judge whether or not the interrogator is in the area between the transponders 12 and 13.
Patent JP-2002057159-A (JP)
Title: Silicon wafer and manufacturing method thereof
Inventor: KOIKE YASUO
IPC: H01L21/205
Filed: 2000-08-07
Abstract: PROBLEM TO BE SOLVED: To make it possible to provide a silicon wafer which has no crystal defect in the vicinity of its surface and has an excellent gettering effect in a device manufacturing process even in the case where the wafer is not subjected to IG treatment. SOLUTION: A silicon wafer has an oxygen concentration controlled in an extent of 11×1017 to 17×1017 atoms/cm3 (OLD ASTM) and a carbon concentration controlled in an extent of 1×1016 to 15×1016 atoms/cm3 (NEW ASTM). Zero defects layers in which a crystal defect due to oxygen is removed are formed on the surface of the wafer. In the vicinity thereof and in the case where the wafer is heat-treated for 1 hour to 24 hours at a temperature of 500 to 1000 deg.C, oxide more than 1×104 piece/cm2 is precipitated in the interior of the wafer.  In the manufacturing method of a silicon wafer, the silicon wafer of an oxygen concentration controlled to an extent of 11×1017 to 17×1017 atoms/cm3 (OLD ASTM) and a carbon concentration controlled to an extent of 1×1016 to 15×1016 atoms/cm3 (NEW ASTM) is heat-treated for 1 hour to 10 hours at a temperature of 1100 to 1380 deg.C. Moreover, in the manufacturing method of the above-mentioned, it is desirable that the heat treatment at the temperature of 1100 to 1380 deg.C is performed in an inert gas atmosphere, the mixed gas atmosphere of inert gas with oxidizing gas or a gas atmosphere containing hydrogen gas or hydrogen.
Patent JP-2002055075-A (JP)
Title: Gas-detecting element manufacturing method
Inventor: NAGASE NORIYOSHI
IPC: G01N27/16
Filed: 2000-08-08
Abstract: PROBLEM TO BE SOLVED: To improve mechanical strength and improve drop capability. SOLUTION: When manufacturing a gas-detecting element in which a catalyst is carried by a carrier 13 of a metal oxide sintered body made for adhering to part of a platinum wire coil 12, by making a paste, made of a mixture of the metal oxide powder, resin, an organic solvent, and an inorganic binder adhere to the part of the platinum wire coil 12 and sintering it, the mechanical strength of the sintered body is increased more than that of conventional cases.
Patent JP-2002055605-A (JP)
Title: Public key ciphering and deciphering method and system
Inventor: TANAKA KEISUKE
IPC: H04L9/30
Filed: 2000-08-08
Abstract: PROBLEM TO BE SOLVED: To provide a new public key ciphering and deciphering method and its system, in which a knapsack problem is made the basis for safety. SOLUTION: A prime number (p), a mutually prime progression  p1,..., pn} and a generation origin (g) are generated. Then, a1,..., an which satisfy pi≡gai (mod p) are obtained. Then, random numbers (d) are generated, and a public key bi=(ai+d)mod(p-1) is obtained. Then, for a ciphering process, a plain sentence M is converted into a binary string m=(m1, m2,..., mn), having a length (n) and a Hamming weight (k) and a ciphering sentence (c); shown by Equation (1), is generated. Then, r=c-kd(mod(p-1)) is generated from the sentence (c), and u=gr (mod p) is obtained. When pi is a factor of (u), let mi=1 to generate the binary string m=(m1, m2,..., mn); and when pi is not a factor of (u), by letting mi=0 to generate the binary string (m), the string (m) is converted back into the sentence M.
Patent JP-2001068685-A (JP)
Title: Fabrication of semiconductor device
Inventor: TAKEMURA YASUHIKO
IPC: H01L21/336
Filed: 2000-08-10
Abstract: PROBLEM TO BE SOLVED: To reduce the cost by simplifying the process, e.g. decreasing the number of masks, as compared with a conventional method thereby increasing the yield or reducing the film depositing process thereby enhancing the throughput. SOLUTION: A gate electrode is formed on a substrate, a gate insulation film is formed thereon, an amorphous semiconductor film is formed on the gate insulation film, and a film containing silicon and a photoresist mask are formed on the amorphous semiconductor film. After impurities for imparting conductivity are implanted into a part of the amorphous semiconductor film, the photoresist is removed and a part of the amorphous semiconductor film is activated by annealing while leaving the film containing silicon. Finally, an electrode connected electrically with a part of the amorphous semiconductor film is formed thus fabricating a semiconductor device.
Patent JP-2002054362-A (JP)
Title: Door with venting function
Inventor: KIMURA TERUHIRO
IPC: E06B7/082
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To improve the appearance of a door with a venting function, which is provided with a venting member. SOLUTION: A door body 10 of an entrance door 1, has an opening 11 into which a venting plate 31 (venting member) having an air hole 31a is fitted. Then, decorative plates 23 and 24 covering the venting plate 31 are arranged on the outside (outdoor side) and indoor side of the plate 31 in a manner being spaced away from the plate 31. Further, gaps 20b are formed between the decorative plate 23 and the door body 10, and gaps 20d between the decorative plate 24 and the door body 10, respectively.
Patent JP-2002059972-A (JP)
Title: Inner packaging structure for game machine peripheral device or the like
Inventor: TAWARA MICHITAKA
IPC: B65D5/50
Filed: 2000-08-18
Abstract: PROBLEM TO BE SOLVED: To provide an inner packaging structure for game machine peripheral device or the like, which facilitates and shortens a packaging operation, provides a sufficient strength for protecting a stored item, and reduces manufacturing costs. SOLUTION: In a cartridge holder 11, a storage recess 112 is formed in a top plate portion 111. A peripheral device storage portion 12 includes a first side wall 121 that is continuous with a first edge of the top plate portion 111, a second side wall 122 that is apart from the first side wall by a distance greater than or equal to the width of the peripheral device, and a first bottom plate portion 123. The peripheral device storage portion 12 is formed from the first side wall, the second side wall, and the first bottom plate portion so as to have a U-shaped cross-section.  Further, the cartridge holder 11 includes a third side wall 115 that is continuous with a second edge of the top plate portion, which second edge is opposite to the first edge, and a bottom plate portion 117 that extends from the lower edge of the third side wall so as to be substantially parallel to the top plate portion and is connected to the first side wall. A hollow 118 is defined by being surrounded by the top plate, the first side wall, the third side wall, and the second bottom plate.
Patent JP-2002060553-A (JP)
Title: Rubber composition and method for processing the same
Inventor: MORI MAKIO
IPC: C08L21/00
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To provide a rubber composition improving both a frictional force on ice and wear performance in the rubber composition obtained by compounding powder particles having no reinforcing properties therewith. SOLUTION: This rubber composition is obtained by compounding 1-30 pts.wt. powder particles consisting essentially of at least one kind of a material selected from a silicate, a metal carbonate, a metal sulfate and aluminum oxide, and having 1-300 μm average particle diameter, with a rubber composition obtained by blending and kneading 100 pts.wt. dienic rubber, 20-80 pts.wt. carbon black having >=70 m2/g N2-SA and >=90 ml/100 g DBP oil absorption, 0-50 pts.wt. precipitated silica, and other general-purpose compounding agents.
Patent JP-2002064891-A (JP)
Title: Miniature microphone
Inventor: MATSUNAMI NOBORU
IPC: H04R1/00
Filed: 2000-08-23
Abstract: PROBLEM TO BE SOLVED: To provide a miniature microphone which can be fixed neatly to a cloth. SOLUTION: The miniature microphone comprises a base part 10 from which a pair of electrode pins 11, 11 piecing a cloth project, a microphone cord 12 provided at the base part and connected electrically with the pair of electrode pins, and a microphone body 20 engaging removably with the pair of electrode pins wherein an electric signal is delivered from the microphone body to the microphone cord through the pair of electrode pins under a state where the microphone body is engaging with the pair of electrode pins.
Patent JP-2001147549-A (JP)
Title: Image forming device
Inventor: TAKEUCHI AKIHIKO
IPC: G03G9/087
Filed: 2000-08-25
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device realizing the improvement of the removing performance of toner adhering to a transfer material carrier or an intermediate transfer body. SOLUTION: Non-magnetic one-component fine particle size polymerized toner substantially spherical such that a shape factor SF1 is 100 to 140, desirably, 100 to 120, a shape factor SF2 is 100 to 120, weight average particle size is 5 to 11 μm, desirably, 5 to 7 μm is used in this device.
Patent JP-2002071088-A (JP)
Title: Insulation panel
Inventor: MATSUDA SHINJI
IPC: E04C2/34
Filed: 2000-08-28
Abstract: PROBLEM TO BE SOLVED: To provide an insulation panel enabling to suppress the conduction of temperature on the panel surface to the underside to the minimum and provide the lightness and the rigidity of the panel itself. SOLUTION: This insulation panel is characterized by providing a hollow panel body (2) containing a pair of panels (3) arranged for opposing at regular intervals, a braid (4) connecting the pair of panels (3) on its margin, a spacer (7) arranged in the panel body (2) and an air extraction means (5) contained on arbitrary positions of the panel body (2) to create a vacuum state in the panel body (2).
Patent JP-2002066880-A (JP)
Title: Transfer device
Inventor: OGUCHI SUMIO
IPC: B23Q39/04
Filed: 2000-08-28
Abstract: PROBLEM TO BE SOLVED: To provide a transfer device to approach the clamp positions of transfer objects on two rows of transfer lines as much as possible and save a space. SOLUTION: A plurality of work handling transfer lines 2A and 2B are situated in juxtaposition in two rows. A clamp unit 7 is disposed at each work handling station 3. Unit bodies 10 of the transfer lines 2A and 2B adjoining each other are integrally constituted such that the clamp unit 7 of the transfer line 2A and the clamp unit 7 of the transfer line 2B and the clamp positions of transfer substances 6 on the clamp units 7 approach each other in the rows and the directions of the transfer lines 2A and 2B as much as possible, and a space is saved.
Patent JP-2002068244-A (JP)
Title: Shaking-out container
Inventor: YAMANAKA NOBUO
IPC: B65D47/08
Filed: 2000-08-29
Abstract: PROBLEM TO BE SOLVED: To provide a shaking-out container in which a pivoting pin and a spring are molded with synthetic resin and they are integrally molded by an opening or closing lid. SOLUTION: There is provided a shaking-out container comprised of a cap main body having some shaking-out holes at its top wall, and an opening or closing lid pivotally fitted to the cap main body and having a plug to open or close the shaking-out holes. A pivoting mechanism for the opening or closing lid is comprised of a rectangular shaft pivoted to a bearing section arranged at the cap main body and a coil spring extending from a spring base part fitted to the rectangular shaft, and one end of the coil spring is cooperatively arranged at the lower end of the opening or closing lid.
Patent JP-2002073374-A (JP)
Title: Interrupt simulation method and device
Inventor: SASAKI SEIJI
IPC: G06F11/28
Filed: 2000-08-30
Abstract: PROBLEM TO BE SOLVED: To enable high speed execution of faithful simulation of a device built-in program including interrupt processing on a general purpose operating system. SOLUTION: In this interrupt simulation method, the device built-in program that implements a main process and plural level interrupt processing is simulated by the execution of CPU and an interrupt controller. In this case, the assignment of a main process thread 110 and a synchronous semaphore to the above main process, the assignment of an interrupt process thread 120, 121, and 122 and a synchronous semaphore to an interrupt process at every plural level, and the guarantee of either a suspend state or wait state of synchronous semaphore to the thread currently not being executed realize the sequential execution of CPU.